From owner-freebsd-hackers@FreeBSD.ORG Sat Mar 31 02:23:34 2007 Return-Path: X-Original-To: freebsd-hackers@freebsd.org Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id A62DF16A402 for ; Sat, 31 Mar 2007 02:23:34 +0000 (UTC) (envelope-from deischen@freebsd.org) Received: from mail.ntplx.net (mail.ntplx.net [204.213.176.10]) by mx1.freebsd.org (Postfix) with ESMTP id 70F5413C455 for ; Sat, 31 Mar 2007 02:23:34 +0000 (UTC) (envelope-from deischen@freebsd.org) Received: from sea.ntplx.net (sea.ntplx.net [204.213.176.11]) by mail.ntplx.net (8.14.0/8.14.0/NETPLEX) with ESMTP id l2V2NNeG002152; Fri, 30 Mar 2007 22:23:23 -0400 (EDT) X-Virus-Scanned: by AMaViS and Clam AntiVirus (mail.ntplx.net) X-Greylist: Message whitelisted by DRAC access database, not delayed by milter-greylist-3.0 (mail.ntplx.net [204.213.176.10]); Fri, 30 Mar 2007 22:23:24 -0400 (EDT) Date: Fri, 30 Mar 2007 22:23:23 -0400 (EDT) From: Daniel Eischen X-X-Sender: eischen@sea.ntplx.net To: "David E. Cross" In-Reply-To: <20070330214137.U74265@monica.cs.rpi.edu> Message-ID: References: <20070330214137.U74265@monica.cs.rpi.edu> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: freebsd-hackers@freebsd.org Subject: Re: 32/64bit KSE issues? X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Daniel Eischen List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 31 Mar 2007 02:23:34 -0000 On Fri, 30 Mar 2007, David E. Cross wrote: > I recently ran into a problem where the 32bit JVM won't run on a 64bit host. > I, and at least one other person in -java thinks it has to do with 32 bit KSE > on a 64bit kernel (I have a vague memory on this somewheres WAY back). Is > this still the issue? Could someone point me in the general direction of the > specifics of the problem (if they exist, if not, I may try to create a > simpler test case then java)? > > I tried a few searches, but nothing matching what I remembered came up. No, you can't run 32-bit libpthread on 64-bit kernel. There are no compatiblity hooks in the kernel to handle 32-bit kse interfaces. It is really too messy to provide it. -- DE